<template>
  <view
      :class="{ 'uni-card--full': isFull === true || isFull === 'true', 'uni-card--shadow': isShadow === true || isShadow === 'true'}"
      class="uni-card uni-border">
    <!-- 基础 -->
    <view v-if="mode === 'basic' && title" class="uni-card__header uni-border-bottom" @click.stop="onClick">
      <view v-if="thumbnail" class="uni-card__header-extra-img-view">
        <image :src="thumbnail" class="uni-card__header-extra-img"/>
      </view>
      <text class="uni-card__header-title-text">{{ title }}</text>
      <text v-if="extra" class="uni-card__header-extra-text">{{ extra }}</text>
    </view>
    <!-- 标题 -->
    <view v-if="mode === 'title'" class="uni-card__title uni-border-bottom" @click.stop="onClick">
      <view class="uni-card__title-box">
        <view class="uni-card__title-header">
          <image :src="thumbnail" class="uni-card__title-header-image" mode="scaleToFill"/>
        </view>
        <view class="uni-card__title-content">
          <text class="uni-card__title-content-title uni-ellipsis">{{ title }}</text>
          <text class="uni-card__title-content-extra uni-ellipsis">{{ subTitle }}</text>
        </view>
      </view>
      <view v-if="extra">
        <text class="uni-card__header-extra-text">{{ extra }}</text>
      </view>
    </view>
    <!-- 图文 -->
    <view v-if="mode === 'style'" class="uni-card__thumbnailimage" @click.stop="onClick">
      <view class="uni-card__thumbnailimage-box">
        <image :src="thumbnail" class="uni-card__thumbnailimage-image" mode="aspectFill"/>
      </view>
      <view v-if="title" class="uni-card__thumbnailimage-title">
        <text class="uni-card__thumbnailimage-title-text">{{ title }}</text>
      </view>
    </view>
    <!-- 内容 -->
    <view class="uni-card__content uni-card__content--pd" @click.stop="onClick">
      <view v-if="mode === 'style' && extra" class="">
        <text class="uni-card__content-extra">{{ extra }}</text>
      </view>
      <slot/>
    </view>
    <!-- 底部 -->
    <view v-if="note" class="uni-card__footer uni-border-top">
      <slot name="footer">
        <text class="uni-card__footer-text">{{ note }}</text>
      </slot>
    </view>
  </view>
</template>

<script>
/**
 * Card 卡片
 * @description 卡片视图组件
 * @tutorial https://ext.dcloud.net.cn/plugin?id=22
 * @property {String} title 标题文字
 * @property {String} subTitle 副标题（仅仅mode=title下生效）
 * @property {String} extra 标题额外信息
 * @property {String} note 标题左侧缩略图
 * @property {String} thumbnail 底部信息
 * @property {String} mode = [basic|style|title] 卡片模式
 *  @value basic 基础卡片
 *  @value style 图文卡片
 *  @value title 标题卡片
 * @property {Boolean} isFull = [true | false] 卡片内容是否通栏，为 true 时将去除padding值
 * @property {Boolean} isShadow = [true | false] 卡片内容是否开启阴影
 * @event {Function} click 点击 Card 触发事件
 * @example <uni-card title="标题文字" thumbnail="xxx.jpg" extra="额外信息" note="Tips">内容主体，可自定义内容及样式</uni-card>
 */
export default {
  name: 'UniCard',
  props: {
    title: {
      type: String,
      default: ''
    },
    subTitle: {
      type: String,
      default: ''
    },
    extra: {
      type: String,
      default: ''
    },
    note: {
      type: String,
      default: ''
    },
    thumbnail: {
      type: String,
      default: ''
    },
    mode: {
      type: String,
      default: 'basic'
    },
    isFull: {
      // 内容区域是否通栏
      type: Boolean,
      default: false
    },
    isShadow: {
      // 是否开启阴影
      type: [Boolean, String],
      default: false
    }
  },
  methods: {
    onClick() {
      this.$emit('click')
    }
  }
}
</script>

<style lang="scss" scoped>
.uni-card {
  /* #ifndef APP-NVUE */
  display: flex;
  flex: 1;
  box-shadow: 0 0 0 rgba(0, 0, 0, 0);
  /* #endif */
  margin: $uni-spacing-col-lg $uni-spacing-row-lg;
  background-color: $uni-bg-color;
  position: relative;
  flex-direction: column;
  border-radius: 5px;
  overflow: hidden;
  /* #ifdef H5 */
  cursor: pointer;
  /* #endif */
}


.uni-border {
  position: relative;
  /* #ifdef APP-NVUE */
  border-color: $uni-border-color;
  border-style: solid;
  border-width: 0.5px;
  /* #endif */
  z-index: 1;
}

/* #ifndef APP-NVUE */
.uni-border:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  top: 0;
  right: 0;
  border: 1px solid $uni-border-color;
  border-radius: 10px;
  box-sizing: border-box;
  width: 200%;
  height: 200%;
  transform: scale(0.5);
  transform-origin: left top;
  z-index: -1;
}

/* #endif */

.uni-border-bottom {
  position: relative;
  /* #ifdef APP-NVUE */
  border-bottom-color: $uni-border-color;
  border-bottom-style: solid;
  border-bottom-width: 0.5px;
  /* #endif */
  z-index: 1;
}

/* #ifndef APP-NVUE */
.uni-border-bottom:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  top: 0;
  right: 0;
  border-bottom: 1px solid $uni-border-color;
  box-sizing: border-box;
  width: 200%;
  height: 200%;
  transform: scale(0.5);
  transform-origin: left top;
  z-index: -1;
}

/* #endif */
.uni-border-top {
  position: relative;
  /* #ifdef APP-NVUE */
  border-top-color: $uni-border-color;
  border-top-style: solid;
  border-top-width: 0.5px;
  /* #endif */
  z-index: 1;
}

/* #ifndef APP-NVUE */
.uni-border-top:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  top: 0;
  right: 0;
  border-top: 1px solid $uni-border-color;
  box-sizing: border-box;
  width: 200%;
  height: 200%;
  transform: scale(0.5);
  transform-origin: left top;
  z-index: -1;
}

/* #endif */

.uni-card__thumbnailimage {
  position: relative;
  flex-direction: column;
  justify-content: center;
  height: 150px;
  overflow: hidden;
}

.uni-card__thumbnailimage-box {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  flex: 1;
  flex-direction: row;
  overflow: hidden;
}

.uni-card__thumbnailimage-image {
  flex: 1;
}

.uni-card__thumbnailimage-title {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  flex-direction: row;
  padding: $uni-spacing-col-base $uni-spacing-col-lg;
  background-color: $uni-bg-color-mask;
}

.uni-card__thumbnailimage-title-text {
  flex: 1;
  font-size: $uni-font-size-base;
  color: #fff;
}

.uni-card__title {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  flex-direction: row;
  align-items: center;
  padding: 10px;

}

.uni-card__title-box {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  flex: 1;
  flex-direction: row;
  align-items: center;
  overflow: hidden;
}

.uni-card__title-header {
  width: 40px;
  height: 40px;
  overflow: hidden;
  border-radius: 5px;
}

.uni-card__title-header-image {
  width: 40px;
  height: 40px;
}

.uni-card__title-content {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  flex-direction: column;
  justify-content: center;
  flex: 1;
  padding-left: 10px;
  height: 40px;
  overflow: hidden;
}

.uni-card__title-content-title {
  font-size: $uni-font-size-base;
  line-height: 22px;
}

.uni-card__title-content-extra {
  font-size: $uni-font-size-sm;
  line-height: 27px;
  color: $uni-text-color-grey;
}

.uni-card__header {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  position: relative;
  flex-direction: row;
  padding: $uni-spacing-col-lg;
  align-items: center;
}

.uni-card__header-title {
  /* #ifndef APP-NVUE */
  display: flex;
  /* #endif */
  flex-direction: row;
  margin-right: $uni-spacing-col-base;
  justify-content: flex-start;
  align-items: center;
}

.uni-card__header-title-text {
  font-size: $uni-font-size-lg;
  flex: 1;
  color: #333;
}

.uni-card__header-extra-img {
  height: $uni-img-size-sm;
  width: $uni-img-size-sm;
  margin-right: $uni-spacing-col-base;
}

.uni-card__header-extra-text {
  flex: 1;
  margin-left: $uni-spacing-col-base;
  font-size: $uni-font-size-sm;
  text-align: right;
  color: $uni-text-color-grey;
}

.uni-card__content {
  color: $uni-text-color;
}

.uni-card__content--pd {
  padding: $uni-spacing-col-lg;
}

.uni-card__content-extra {
  font-size: $uni-font-size-base;
  padding-bottom: 10px;
  color: $uni-text-color-grey;
}

.uni-card__footer {
  justify-content: space-between;
  padding: $uni-spacing-col-lg;
}

.uni-card__footer-text {
  color: $uni-text-color-grey;
  font-size: $uni-font-size-sm;
}

.uni-card--shadow {
  position: relative;
  /* #ifndef APP-NVUE */
  box-shadow: 0px 0px 5px 1px rgba(0, 0, 0, 0.1);
  /* #endif */
}

.uni-card--full {
  margin: 0;
  border-radius: 0;
}

/* #ifndef APP-NVUE */
.uni-card--full:after {
  border-radius: 0;
}

/* #endif */
.uni-ellipsis {
  /* #ifndef APP-NVUE */
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  /* #endif */
  /* #ifdef APP-NVUE */
  lines: 1;
  /* #endif */
}
</style>
